KNF vs MLM

For growth investors, Knife River Corporation (KNF) is the stronger pick with 8.

5% revenue growth year-over-year, versus 0. 1% for Martin Marietta Materials, Inc. (MLM). Martin Marietta Materials, Inc. (MLM) offers the better valuation at 32. 7x trailing P/E (31. 5x forward), making it the more compelling value choice. Analysts rate Knife River Corporation (KNF) a "Buy" — based on 7 analyst ratings — the highest consensus in this comparison. The "better buy" depends entirely on your goals: growth investors should weight revenue trajectory, value investors should weight P/E and PEG, and income investors should weight dividend yield and streak.

On trailing P/E, Martin Marietta Materials, Inc.

(MLM) is the cheapest at 32. 7x versus Knife River Corporation at 33. 2x. On forward P/E, Knife River Corporation is actually cheaper at 28. 6x — notably different from the trailing picture, reflecting expected earnings growth.

Over the past 5 years, Knife River Corporation (KNF) delivered a total return of +132.

3%, compared to +69. 0% for Martin Marietta Materials, Inc. (MLM). Over 10 years, the gap is even starker: MLM returned +259. 4% versus KNF's +132. 3%. Past returns do not guarantee future results, and the stock with the higher historical return may already have its best growth priced in.

By beta (market sensitivity over 5 years), Martin Marietta Materials, Inc.

(MLM) is the lower-risk stock at 0. 87β versus Knife River Corporation's 1. 47β — meaning KNF is approximately 68% more volatile than MLM relative to the S&P 500. On balance sheet safety, Martin Marietta Materials, Inc. (MLM) carries a lower debt/equity ratio of 53% versus 76% for Knife River Corporation — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), Knife River Corporation (KNF) is pulling ahead at 8.

5% versus 0. 1% for Martin Marietta Materials, Inc. (MLM). On earnings-per-share growth, the picture is similar: Knife River Corporation grew EPS -22. 3% year-over-year, compared to -42. 0% for Martin Marietta Materials, Inc.. Over a 3-year CAGR, KNF leads at 7. 5% annualised revenue growth. Higher growth typically commands a higher valuation multiple — check whether the premium P/E or P/S is justified by the growth rate using the PEG ratio.

Martin Marietta Materials, Inc.

(MLM) is the more profitable company, earning 17. 4% net margin versus 5. 0% for Knife River Corporation — meaning it keeps 17. 4% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: MLM leads at 23. 3% versus 9. 1% for KNF. At the gross margin level — before operating expenses — MLM leads at 30. 0%, reflecting greater pricing power or product mix advantage. Stronger margins indicate durable pricing power, lower cost of revenue, or higher mix of software/services. They are one of the clearest signs of business quality.

On forward earnings alone, Knife River Corporation (KNF) trades at 28.

6x forward P/E versus 31. 5x for Martin Marietta Materials, Inc. — 2. 9x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for MLM: 13. 0% to $695. 30.

In this comparison, MLM (0.

5% yield) pays a dividend. KNF does not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, Martin Marietta Materials, Inc.

(MLM) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0. 87), 0. 5% yield, +259. 4% 10Y return). Both have compounded well over 10 years (MLM: +259. 4%, KNF: +132. 3%), confirming both are viable long-term holds — but the lower-volatility option typically results in less emotional selling during corrections. Retirement portfolios generally favour predictability over maximum returns. Consult a financial advisor before making allocation decisions.

Both stocks operate in the Basic Materials sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both.

MLM pays a dividend while KNF does not, making them suitable for different income and tax situations. These fundamental differences mean investors should not choose between them on a single metric — the "better stock" depends entirely on which of these characteristics aligns with your investment strategy.